13461040

素因数分解:

$2^4\times 5^1\times {\mathrm{168263}}^1$

素因数の和:168276

約数の個数: 20

約数和(自身を含む): 31297104

約数和(自身を除く): 17836064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 168263, 336526, 673052, 841315, 1346104, 1682630, 2692208, 3365260, 6730520, 13461040]

約数ペア:

[(1, 13461040), (2, 6730520), (4, 3365260), (5, 2692208), (8, 1682630), (10, 1346104), (16, 841315), (20, 673052), (40, 336526), (80, 168263)]